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Butylated Hydroxytoluene, chemically known as 2,6-di-tert-butyl-4-methylphenol (BHT), also referred to as Antioxidant 264, is a general-purpose hindered phenolic antioxidant. Its molecular formula is C₁₅H₂₄O, and its molecular weight is approximately 220.35. It appears as a white to pale yellow crystalline powder, is odorless or has a very faint characteristic odor, and is tasteless. It possesses excellent thermal and chemical stability, is light-stable, and does not discolor upon contact with metal ions.
| Item | Specification |
| Melting Point | 69-73℃ |
| Boiling Point | 265℃ |
| Density | 1.048-1.084 g/cm³ |
| Flash point | ≥127°C |
| Vapor pressure | <1 mmHg (20°C) |
| Refractive index | 1.4859 (75°C) |
| Solubility | Insoluble in water; soluble in 25% ethanol, 40% acetone, 40% benzene, and 30% soybean oil |
Food and Feed Applications: As an oil-soluble antioxidant, Butylated Hydroxytoluene can be used to delay the rancidity and spoilage of edible oils, nuts, and fats in fried and baked foods; it is also used to protect fats and vitamins in animal feed from oxidative loss.
Pharmaceuticals and Personal Care Products: Butylated Hydroxytoluene is added to creams, cosmetics, and personal care products to prevent the oxidation, acidification, and discoloration of fats and oils in these formulations; it is also used in fish oil and pharmaceutical preparations to stabilize the structure of active ingredients.
Oil and Chemical Industry: Antioxidant 264 is added to lubricants, hydraulic oils, diesel, and gasoline to inhibit oil oxidation.
Polymer and Related Industries: Antioxidant 264 serves as a processing antioxidant for PE, PP, and ABS plastics, as well as light-colored rubber; it is also used as an antioxidant stabilizer in adhesives, coatings, and textile oils.
Jinan Jinbang Chemical Co., Ltd., strategically located within the New Materials Industrial Park in Tianqiao District, Jinan City, Shandong Province, stands as a prominent chemical innovator since its establishment in 2015. Operating from a modern, expansive 37,500 m² manufacturing facility, we are dedicated to the research & development, production, and global distribution of high-performance chemical solutions.
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